Merge branch 'aufs5.1/30stdalone' into aufs5.2/30stdalone

fs/aufs/branch.c

@@ -1218,6 +1218,7 @@ static int au_br_mod_files_ro(struct super_block *sb, aufs_bindex_t bindex)
 	unsigned char verbose, writer;
 	struct file *file, *hf, **array;
 	struct au_hfile *hfile;
+	struct inode *h_inode;
 
 	mnt_flags = au_mntflags(sb);
 	verbose = !!au_opt_test(mnt_flags, VERBOSE);
@@ -1288,7 +1289,10 @@ static int au_br_mod_files_ro(struct super_block *sb, aufs_bindex_t bindex)
 		hf->f_mode &= ~(FMODE_WRITE | FMODE_WRITER);
 		spin_unlock(&hf->f_lock);
 		if (writer) {
-			put_write_access(file_inode(hf));
+			h_inode = file_inode(hf);
+			if (hf->f_mode & FMODE_READ)
+				i_readcount_inc(h_inode);
+			put_write_access(h_inode);
 			__mnt_drop_write(hf->f_path.mnt);
 		}
 	}

fs/aufs/vfsub.c

@@ -76,15 +76,8 @@ int vfsub_update_h_iattr(struct path *h_path, int *did)
 
 struct file *vfsub_dentry_open(struct path *path, int flags)
 {
-	struct file *file;
-
-	file = dentry_open(path, flags /* | __FMODE_NONOTIFY */,
+	return dentry_open(path, flags /* | __FMODE_NONOTIFY */,
 			   current_cred());
-	if (!IS_ERR_OR_NULL(file)
-	    && (file->f_mode & (FMODE_READ | FMODE_WRITE)) == FMODE_READ)
-		i_readcount_inc(d_inode(path->dentry));
-
-	return file;
 }
 
 struct file *vfsub_filp_open(const char *path, int oflags, int mode)